Grammar is the main basic in the structure of the English language. Grammar is important because we use it to make since when we contact with people, we use it in speaking and writing. The primary step in learning grammar is how to make a good sentence. After that, we should know the different between part of speech in grammar such as the different between nouns like subjects and objects and verbs, adjectives, adverbs, pronouns, conjunctions. When we know the different in parts of speech we able to make a good sentence, but we have to learn more about grammar to be efficient in using English grammar.